| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.68 | 3.69 | -0.01 |
| Feb | 3.38 | 3.60 | -0.22 |
| Mar | 3.81 | 4.06 | -0.25 |
| Apr | 3.29 | 3.21 | 0.08 |
| May | 4.05 | 4.12 | -0.07 |
| Jun | 5.13 | 5.24 | -0.11 |
| Jul | 6.26 | 6.42 | -0.16 |
| Aug | 6.92 | 7.38 | -0.46 |
| Sep | 7.59 | 8.64 | -1.05 |
| Oct | 4.53 | 4.72 | -0.19 |
| Nov | 3.52 | 3.62 | -0.10 |
| Dec | 3.60 | 3.86 | -0.26 |
55.76 | 58.56 | -2.80 |